Our beloved cup of joe might have a darker side. Denis Stewart discusses new research finding that long-term caffeine intake could exacerbate symptoms of Alzheimer's disease.

Denis Stewart looks at the causes of a runny nose and what can be done about it.

Denis Stewart explains complementary medicine - what it is and what are some of its best uses.

Denis Stewart looks at simple ways to keep your gut healthy, and answers listeners' questions, including on conditions helped by astragalus 8.

The impact of stress on the stomach goes far beyond indigestion. Denis Stewart discusses how stress affects our bodies.

Denis Stewart discusses his three favourite anti-ageing remedies, and answers listeners' questions.

The typical American diet that is high in simple carbohydrates--white flour, salt, and processed food--is aging us. Denis Stewart discusses the concept of using herbs inrelation to aging.

Stinging nettle has gained interest both scientifically and commercially because it is the source of many added-value natural products by exploiting all the plant parts (stem, leaves, roots and seeds). Denis Stewart discusses the potential of stinging nettle (Urtica dioica L.) as a crop with multiple uses.

Stinging nettle (Urtica dioica. L) is a wild, unique herbaceous perennial flowering plant. It has a long history of use as a food sources as a soup or curries, and also used as a fiber as well as a medicinal herb. Denis Stewart discusses the comparison of nutritional properties of Stinging nettle (Urtica dioica) flour with wheat and barley flours.

Denis Stewart answers questions from callers and discusses honey.